def add_pattern(self, widget, data=None):
if data == None:
pattern = self.song.add_pattern()
pattern.set_len(8)
pattern.add_track()
pw = PatternWindow(self, pattern)
pw.show()
pw.maximize()
else:
pattern = data
PatternWidget(self, pattern)
self.refresh_channels()
self.save_state = False
def btn_pattern_edit_clicked(self, widget, data=None):
pw = PatternWindow(self.container, data)
pw.show()
pw.maximize()
